Answer:

Step-by-step explanation:
Out of the given options,
is the only fraction that is improper. All other options are not improper. Therefore,
would not belong is the given group of fractions.
Hope this helps.
Answer:
Step-by-step explanation:
40 X 4 = 7 X50
160miles = 350miles
You apply the rule to put the exponent in front, and lower it by one. But since this is a nested expression, you apply it twice:
4*(5x^3-4)^3 * 3*5x^2 =
60x^2 (5x^3-4)^3
4744 feet. work below. please mark brainliest.